>> couric: david martin at the pentagon. david, thank you. still ahead on the "cbs evening news," adorable and in danger. the mysterious threat to sea otter this is california. but up next, a money dispute between millionaire players and billionaire owners puts the n.f.l. season in jeopardy. [ rob. and i was a pack-a-day smoker for 25 years. i do remember sitting down with my boys, and i'm like, "oh, promise mommy you'll never ever pick up a cigarette." i had to quit. ♪ my doctor gave me a prescription for chantix, a medication i could take and still smoke, while it built up in my system. [ male announcer ] chantix is a non-nicotine pill proven to help people vñ buquit smoking. it reduces the urge to smoke. some people had changes in behavior, thinking or mood, hostility, agitation, depressed mood and suicidal thoughts or actions while taking or after stopping chantix.